John Walker
17Patents
9h-index
14Co-inventors
69Inventor score
Filing activity: Jul 26, 1973 → Mar 14, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4894526A | Infrared-radiation detector device | Electricity | 72 | Expired |
| US6179180A | Carrier accessory for recreational vehicles | Performing Operations; Transporting | 49 | Expired |
| US4605694A | Plasticizing compositions for polyvinylchloride | Chemistry; Metallurgy | 21 | Expired |
| USD275194S | Process controller panel | General | 20 | Expired |
| US4358583A | Extraction of poly(.beta.-hydroxy butyric acid) | Chemistry; Metallurgy | 18 | Expired |
| US4665963A | Pneumatic tire inner liner having puncture sealing characteristics | Emerging Cross-Sectional Technologies | 17 | Expired |
| US3960988A | Vulcanization of bromobutyl | Chemistry; Metallurgy | 10 | Expired |
| US4064058A | Mixed synthetic ester grease base stock | Chemistry; Metallurgy | 9 | Expired |
| US7966666B2 | Chip attack protection | Electricity | 9 | Active |
| US4939102A | Method of growing III-V semiconductor layers with high effective hole concentration | Emerging Cross-Sectional Technologies | 7 | Expired |
| US9149520B2 | Saponin adjuvant compositions and methods relating thereto | Human Necessities | 3 | Active |
| US4101434A | Mineral oil compositions with an isobutylene polymer containing bound 2,6-di-t-butyl phenol groups | Chemistry; Metallurgy | 3 | Expired |
| US7732321B2 | Method for shielding integrated circuits | Electricity | 1 | Active |
| US8410583B2 | Security chip | Electricity | 1 | Active |
| USD243021S | Recording instrument | General | 1 | Expired |
| US9579379B1 | Saponin adjuvant compositions and methods relating thereto | Human Necessities | 0 | Expired |
| USD243022S | Recording instrument | General | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.